DATA SEGMENT
    TABLE DW 10,20,30,40,50
    ENTRY DW 3
DATA ENDS

CODE SEGMENT
    ASSUME CS:CODE,DS:DATA
START:MOV AX,DATA
      MOV DS,AX
      
      MOV BX,OFFSET TABLE
      ADD BX,ENTRY
      MOV AX,[BX]

      mov ah,4ch
      int 21h
CODE ENDS
      END START